7(w-4)-4w=-7

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Solution for 7(w-4)-4w=-7 equation:


Simplifying
7(w + -4) + -4w = -7

Reorder the terms:
7(-4 + w) + -4w = -7
(-4 * 7 + w * 7) + -4w = -7
(-28 + 7w) + -4w = -7

Combine like terms: 7w + -4w = 3w
-28 + 3w = -7

Solving
-28 + 3w = -7

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Add '28' to each side of the equation.
-28 + 28 + 3w = -7 + 28

Combine like terms: -28 + 28 = 0
0 + 3w = -7 + 28
3w = -7 + 28

Combine like terms: -7 + 28 = 21
3w = 21

Divide each side by '3'.
w = 7

Simplifying
w = 7

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